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Finding the Fourth Proportional to 1,350.03, 1,862.69 and 760.49

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Solution

The fourth proportional to 1,350.03, 1,862.69 and 760.49 is: 1,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.03 : 1,862.69 = 760.49 : x
  2. Step 2: Convert to fraction form
    1,350.03/1,862.69 = 760.49/x
  3. Step 3: Cross multiply
    1,350.03x = 1,862.69 × 760.49
  4. Step 4: Simplify right side
    1,350.03x = 1,416,544.00
  5. Step 5: Solve for x
    x = 1,416,544.00/1,350.03
  6. Step 6: Final answer
    x = 1,049.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.